This field allows you to choose a custom test settings configuration (s
.testsettings
file within your solution).
The
Edit...
button, which is active when a non-default settings configuration is selected,
opens the Visual Studio
Test Settings
dialog where you can adjust the selected configuration.

dotCover's settings are saved in settings layers that enable you to have different settings
for different solutions as well as to share your settings with your team.
To learn more, study the
Managing and Sharing dotCover Settings
section.